Using unofficial mods violates WhatsApp's Terms of Service, which can lead to temporary or permanent account suspension.
APK files from unverified sources may contain malware or spyware that can harm your device. How to Install GB WhatsApp Pro v17.00 gb whatsapp pro v17.00 download - google search
The v17.00 update includes several enhancements that differentiate it from the official app: Using unofficial mods violates WhatsApp's Terms of Service,